How to create an immutable class?
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Can an object?s finalize() method be invoked while it is reachable?
Which is better list or arraylist in java?
What is object-oriented paradigm?
Difference between ?System.out.println? and ?System.error.println??
Is there any use of an abstract class which has no methods and no attributes?
For ease of programming you can consider the maze as a 2D array with colors represented by below integer and characters (in capital letters). • B - Black • W -White • G- Green • R- Red R B W B W W W W W W B W B B W W W W W W W B W B W W W B W W W W B B W W W B W W W B W W B B B B W B W B W W B W W W B W W W B B B W W B W W W B W W B W B W W W B W B W W W W B B W W W W B W W W W W G Shortest Route Problem: • Solution that finds the shortest Route between Red and Green  White will have 1 Weight.  Red and Green carry no weights.  Shortest path is the path with less weight when you add up the weights in the path.
What do you mean by Hash Map and Hash Table?
What is the purpose of lambda expressions?
Why does java not allow multiple public classes in a java file ?
Why are functions called methods in java?
What is the default value of local and global variables?
Find the value of a specified element of the array arr[i] where 0 <= i <= n-1